LC1D18R7 SQUARE D, LC1D18R7 Datasheet - Page 244

• Manufacturer Part Number: LC1D18R7
• Description: IEC Contactor
• Manufacturer: SQUARE D

Specifications of LC1D18R7

• No. Of Poles: 3
• Contact Configuration: 3PST-NO
• Relay Mounting: DIN Rail
• Coil Voltage Vac Nom: 440V
• Relay Terminals: Screw Clamp
• Width: 45mm
• Coil Resistance: 2.24kohm
• Nom Operating Power: 10kW
• External Width: 45mm
• Operating Voltage: 600VAC
• Switching Power Ac1: 3hp
• Switching Power Ac3: 15hp
• Switching Current Ac1: 32A
• Switching Current Ac3: 18A
• Load Current Inductive: 18A
• Load Current Resistive: 32A
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Magnetic Latching Contactors Type CR1B – Adjustment Characteristics
244
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2001-2004 Schneider Electric All Rights Reserved
AC or DC supply with economy resistor (and rectifier on AC supply)
Contactor Type
Electromagnet
(EB5KB50)
Coil
WB1KB
N.O. power pole (PA1)
N.C. automatic coil cut-out
pole (PR4)
f
c
q
Magnetic Latching Contactors Type CR1B - Adjustment Characteristics
Complete pole
N.O. pole adjustment
millimeters x 0.394 = inches.
Each pole has 2 contacts: the force must be applied evenly to each of these contacts.
Each pole has 3 contacts: the force must be applied evenly to each of these contacts.
Fixed
contact
Pole
spring
F
Pick-up travel (E)
Pull-in travel (e)
Pull-in voltage
Drop-out voltage
Application force (F)
to contact per pole
Application force (F)
Opening gap (b) with
electromagnet closed
Adjustment of
application force
Moving contactct
Pull-in gap
adjustment
mm f
mm f
V
V
daN / lb
daN / lb
mm f
CR1BL
30
10
0.75 Vc
0.3 to 0.5
30/67
0.9/2
3.5 ± 0.5
Adjustment of pick-up travel and pull-in travel
N.C. automatic coil cut-out pole adjustment
Moving
circuit
CR1BM
30
10
0.75 Vc
0.3 to 0.5
30/67
0.9/2
3.5 ± 0.5
e
E
b
F
CR1BP
30
10
0.75 Vc
0.3 to 0.5
30/67 c
0.9/2
3.5 ± 0.5
Coil
Moving
circuit
Return
spring
1
2
3
4
5
Fixed contact
Moving contact
Opening gap
adjustment
Adjustment of
application force
Pole spring
CR1BR
30
10
–
0.3 to 0.5
30/67 q
0.9/2
3.5 ± 0.5
01/04